DIN 7968

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DIN 7968 Hexagon fit bolts with hexagon nut for steel structures Dimensions

Thread d p b c da ds dw e k k r s
max. max. h11 min. min Nominal min max min min max=nominal size min
M12 1.75 17.12 0.6 14.7 13 16.4
17.2
19.85
20.88
8 7.55 8.45 5.28 0.6 18
19
17.57
18.48
M16 2 20.5 0.8 18.7 17 22 26.17 10 9.25 10.75 6.47 0.6 24 23.16
M20 2.5 23.75 0.8 24.4 21 27.7 32.95 13 12.1 13.9 8.47 0.8 30 29.16
M22 2.5 25.75 0.8 26.4 23 31.4
29.5
37.29
35.03
14 13.1 14.9 9.17 0.8 34
32
33
31
M24 3 26.5 0.5 28.4 25 33.2 39.55 15 14.1 15.9 9.87 0.8 36 35
M27 3 29.5 0.8 32.4 28 38 45.2 17 16.1 17.9 11.27 1 41 40
M30 3.5 31.25 0.8 35.4 31 42.7 50.85 19 17.95 20.05 12.56 1 46 45